[mythtv-users] Truncated HDHR recordings

Phil Bridges gravityhammer at gmail.com
Wed May 20 03:27:12 UTC 2009

On Tue, May 19, 2009 at 11:15 PM, Christopher Meredith
<chmeredith at gmail.com> wrote:
> On Sun, May 17, 2009 at 12:33 PM, Michael T. Dean
> <mtdean at thirdcontact.com> wrote:
>> On 05/17/2009 11:28 AM, Harry Devine wrote:
>>> I searched Gossamer Threads for this, but I didn't really see anything
>>> on this subject, so I thought I'd check with the list.  I have been
>>> seeing lately that some recordings that I schedule on my HDHR get
>>> truncated. Let me give 2 examples:
>>> 1) I recorded 24 last Monday on Fox.  I got 31 seconds and that was it.
>>> 2) I recorded WWE Smackdown on MyNetworkTV on Friday, and all I got
>>> was 14:23.
>>> The odd thing is that I don't see any errors in my backend log
>>> whatsoever.  Here's an except from my backend log for Friday.  Note
>>> that my recording rule is setup to record from 7:59PM US Eastern to
>>> 10:02PM US Eastern:
>> ...
>>> 2009-05-15 19:59:02.685 Started recording: WWE Friday Night
>>> SmackDown!: channel 5260 on cardid 4, sourceid 5
>> ...
>>> 2009-05-15 22:02:00.327 Finished recording WWE Friday Night
>>> SmackDown!: channel 5260
>> ...
>>> Any ideas on what else I should be looking for to diagnose this?
>>> Could it be some sort of DB corruption issue and be taken care of by a
>>> DB optimize?
>> Generally if the recording just stops midway through and no errors are
>> shown in the log, it just means that the capture device quit sending
>> data (or, more precisely, that Myth was unable to receive data from the
>> capture card).  So, after the 14min 23seconds of good day, Myth wrote
>> the rest of what the card gave it--0 bytes of data to cover the next 2
>> 3/4 hours.
> I've been experiencing the same thing with my HD-PVR. It only happens
> sometimes, but I would still like to get to the bottom of it. I
> haven't been around when it's happened to see what happens with the
> HD-PVR itself, but I would like to see if it can't be prevented.
> Could it be driver instability or something?

How long have you two owned your HDHRs?  Could they have bad power
supplies, or have you already replaced them?


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